waste management
WASTE ARE SUBTANCE WHICH HAVE NO USE AT ALL AND BEING DISPOSE INTO LAND, WATER OR AIR WHICH ARE POTENTIALLY HARMFUL TO HUMAN AND ENVIRONMENT. SOME OF THEM CANNOT BE RECYCLE AND TAKE TIME TO BREAK DOWN HENCE, THESE KIND OF PROBLEM CAN BECOME A BURDEN TO AUSTRALIA FOR YEAR TO YEAR, EVEN CAN UP TO HUNDREDS OR THOUSANDS YEARS